Republican U.S. Representative Martha McSally will take over the late John McCain's U.S. Senate seat in January, two months after losing her bid for Arizona's other Senate seat, the state's governor said on Tuesday.

A U.S. judge fiercely criticized President Donald Trump's former national security adviser Michael Flynn on Tuesday for lying to FBI agents, and delayed sentencing to ensure Flynn cooperates fully with an investigation into possible collusion between Trum

President Trump and congressional Democrats remain sharply at odds over a spending package as Washington barrels toward a Friday at midnight deadline, leaving some on Capitol Hill increasingly worried that a Christmas government shutdown is in the making.

The Pittsburgh city council on Tuesday was due to introduce a package of gun-control laws including a ban on assault-style rifles, nearly two months after a gunman shouting anti-Semitic messages killed 11 people in a synagogue.

Democratic socialist Rep.-elect Alexandria Ocasio-Cortez (D., N.Y.) knocked out Democrats’ previous No. 5 in the House to get her seat in Congress; now she has her eyes set on the replacement, according to reporting from Politico.

An ex-business associate of former national security adviser Michael Flynn pleaded not guilty on Tuesday after being charged by a federal grand jury with alleged illegal lobbying on behalf of the Turkish government in the United States.

The White House has identified funding sources outside congressional appropriations to help reach the $5 billion President Donald Trump has demanded for a wall along the border with Mexico, press secretary Sarah Sanders said on Tuesday.

President Donald Trump early on Monday again criticized the Federal Reserve for its current series of interest-rate increases, days before the U.S. central bank is expected to push up interest rates again.

President Donald Trump on Monday lashed out at the Federal Reserve, which is expected to increase borrowing costs this week in a move that could add nearly $1 million to his debt-service costs per year.

The Affordable Care Act – and the multitude of regulations, taxes and benefits that come with it – once again could be on the road to the Supreme Court after a Texas judge ruled the law unconstitutional.

An ex-business partner of Michael Flynn, U.S. President Donald Trump's former national security adviser, was charged with undisclosed lobbying aimed at ensuring the extradition to Turkey of a Muslim cleric living in the United States.

Republicans are questioning former FBI Director James Comey behind closed doors Monday on a host of Russia probe-related issues -- including a newly released FBI briefing document related to the origins of the salacious anti-Trump dossier.

With less than three weeks to go before they take control of the U.S. House of Representatives, Democrats are jockeying to lead overlapping investigations into President Donald Trump in a scramble that could cause headaches for Nancy Pelosi, who is expect

The apparent omission of a key document from Special Counsel Robert Mueller’s latest filing in the case of Michael Flynn could cause turbulence at Tuesday's scheduled sentencing hearing for the former national security adviser.

The U.S. Justice Department has spent a total of $25.2 million on Special Counsel Robert Mueller's investigation into whether President Donald Trump's campaign colluded with Russia from its start in May 2017 through September 2018, according to the latest